Rolls-Royce Archives
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From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Blueprint drawing for a serrated pin for a roller.

Identifier  ExFiles\Box 28\3\  Scan181
Date  21th July 1930
  
FULL LENGTH OF THREAD MUST NOT BE LESS THAN DIMENSION SHEWN.
7/16" B.S.F. TO GAUGE
FULL THRD
E.{Mr Elliott - Chief Engineer} CENTRES
.500 DIA -.001
.510 DIA -.00025 -.00075
.705" / .710" A/F
BRITISH STD SERRATIONS
ENLARGED VIEWS
36 SERRATIONS EQUALLY SPACED
ALTERATION
Location
Date
Initial
1.875 +.000 -.020 WAS 1 29/32
1/2 DIMENSION WAS 15/32. 1 1/2 DIMENSION WAS 1 13/32
THE FULL THREAD ADDED.
E CENTRES ADDED
NOTE. RE-DEPTH OF THREAD ADDED
29.3.32
29.3.32
29.3.32
RR
RR
RR
MATERIAL
60-70 TON VIBRAC OR 3 1/2% NICKEL STEEL S.69.D 55-65 TON
No. Off per Set: 1
All Dimensions not Limited to be ±.010
To be Machined where Marked /
Extra Fine Finish where Marked //
Machined all Over
Ground where marked G
SCALE: --
Traced: R.S.
Checked: A.P.
Appvd.:
Date: 21-7-30
ADAMANT ENGINEERING CO. LTD
LUTON.
SERRATED PIN FOR ROLLER
TYPE: L7-8
P2195
  
  


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